(b) Industries: Registered factories-1,282. Hand loom weaving is the single largest Industry. There are several jute factories that make gunny bags and other products for the market. It is essentially a tribal house-hold industry. The sericulture industry is developing fast. Energy generated-337.68 m.u. Tripura is plentiful in natural gas and a sum of natural gas-based industries have sprung up. There are 809 small scale industrial units in Tripura